Four Seasons 55443 A/C Refrigerant Suction Hose

Overview of Four Seasons Hose Assembly 55443

The Four Seasons Hose Assembly 55443 is designed specifically for Volkswagen Passat models requiring a reliable A/C refrigerant suction hose. Engineered with durable aluminum and rubber materials, this hose assembly ensures efficient low-pressure refrigerant flow within the vehicle's HVAC system.

• Constructed from aluminum and rubber for durability and flexibility
• Features a P-nut fitting on both suction ends for secure connections
• Includes captured green o-rings ([24612] and [24635]) for effective sealing
• Compatible with R134-a refrigerant systems
• Includes necessary fittings and gasket/seal for installation
• Designed without a switch service port, muffler, or bracket
• OE replacement part ensuring proper fit and function

Detailed Product Description

This Four Seasons Hose Assembly from the Hose Assembly product line is a direct OE replacement part tailored for Volkswagen Passat vehicles. The assembly serves as the A/C refrigerant suction hose, responsible for carrying low-pressure R134-a refrigerant from the evaporator to the compressor. Its aluminum and rubber construction balances strength and flexibility, reducing the risk of leaks or damage under typical operating conditions.

The hose features P-nut fittings on both ends, providing a secure and leak-resistant connection. Captured green o-rings ([24612] and [24635]) are included to ensure a tight seal, preventing refrigerant loss. This assembly comes without a switch service port, muffler, or bracket, aligning with the original equipment specifications for a precise fit.

Common Applications and Issues Addressed

• Replacement of worn or cracked A/C refrigerant suction hoses in Volkswagen Passat models
• Resolving low refrigerant pressure issues caused by leaks in the suction line
• Eliminating refrigerant loss due to damaged or degraded seals and fittings
• Restoring proper HVAC system performance and cooling efficiency
• Addressing hose assembly failures that lead to compressor damage or system contamination

Installation Notes and Tips

• Ensure the vehicle is compatible: Volkswagen Passat models using R134-a refrigerant
• Verify that the P-nut fittings align correctly with the existing system connections
• Replace both green o-rings included in the kit to maintain a proper seal
• Inspect surrounding components for wear or damage during installation
• Follow manufacturer torque specifications for fittings to avoid overtightening

Quality Assurance and Warranty

The Four Seasons Hose Assembly 55443 is manufactured to meet or exceed original equipment standards, providing reliable performance in Volkswagen Passat HVAC systems. This part is an OE replacement, ensuring compatibility and durability. While specific warranty details are not provided here, Four Seasons products typically come with a limited warranty against defects in material and workmanship. Consult product documentation or the manufacturer for exact warranty terms.